20168304

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32321}}^1$

素因数の和:32345

約数の個数: 40

約数和(自身を含む): 56110992

約数和(自身を除く): 35942688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32321, 64642, 96963, 129284, 193926, 258568, 387852, 420173, 517136, 775704, 840346, 1260519, 1551408, 1680692, 2521038, 3361384, 5042076, 6722768, 10084152, 20168304]

約数ペア:

[(1, 20168304), (2, 10084152), (3, 6722768), (4, 5042076), (6, 3361384), (8, 2521038), (12, 1680692), (13, 1551408), (16, 1260519), (24, 840346), (26, 775704), (39, 517136), (48, 420173), (52, 387852), (78, 258568), (104, 193926), (156, 129284), (208, 96963), (312, 64642), (624, 32321)]